Annotation of src/usr.bin/mandoc/term_ps.c, Revision 1.37
1.37 ! schwarze 1: /* $OpenBSD: term_ps.c,v 1.36 2014/12/19 17:10:42 schwarze Exp $ */
1.1 schwarze 2: /*
1.17 schwarze 3: * Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.37 ! schwarze 4: * Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
1.11 deraadt 18: #include <sys/types.h>
1.1 schwarze 19:
20: #include <assert.h>
21: #include <stdarg.h>
1.5 schwarze 22: #include <stdint.h>
1.1 schwarze 23: #include <stdio.h>
24: #include <stdlib.h>
25: #include <string.h>
1.6 schwarze 26: #include <unistd.h>
1.1 schwarze 27:
1.21 schwarze 28: #include "mandoc_aux.h"
1.1 schwarze 29: #include "out.h"
1.35 schwarze 30: #include "term.h"
1.1 schwarze 31: #include "main.h"
32:
1.17 schwarze 33: /* These work the buffer used by the header and footer. */
34: #define PS_BUFSLOP 128
35:
1.6 schwarze 36: /* Convert PostScript point "x" to an AFM unit. */
1.24 schwarze 37: #define PNT2AFM(p, x) \
1.17 schwarze 38: (size_t)((double)(x) * (1000.0 / (double)(p)->ps->scale))
1.6 schwarze 39:
40: /* Convert an AFM unit "x" to a PostScript points */
1.24 schwarze 41: #define AFM2PNT(p, x) \
1.17 schwarze 42: ((double)(x) / (1000.0 / (double)(p)->ps->scale))
1.6 schwarze 43:
1.4 schwarze 44: struct glyph {
1.7 schwarze 45: unsigned short wx; /* WX in AFM */
1.4 schwarze 46: };
47:
48: struct font {
49: const char *name; /* FontName in AFM */
50: #define MAXCHAR 95 /* total characters we can handle */
51: struct glyph gly[MAXCHAR]; /* glyph metrics */
52: };
1.1 schwarze 53:
1.17 schwarze 54: struct termp_ps {
55: int flags;
56: #define PS_INLINE (1 << 0) /* we're in a word */
57: #define PS_MARGINS (1 << 1) /* we're in the margins */
58: #define PS_NEWPAGE (1 << 2) /* new page, no words yet */
1.32 schwarze 59: #define PS_BACKSP (1 << 3) /* last character was backspace */
1.17 schwarze 60: size_t pscol; /* visible column (AFM units) */
1.37 ! schwarze 61: size_t pscolnext; /* used for overstrike */
1.17 schwarze 62: size_t psrow; /* visible row (AFM units) */
63: char *psmarg; /* margin buf */
64: size_t psmargsz; /* margin buf size */
65: size_t psmargcur; /* cur index in margin buf */
1.32 schwarze 66: char last; /* last non-backspace seen */
1.17 schwarze 67: enum termfont lastf; /* last set font */
1.29 schwarze 68: enum termfont nextf; /* building next font here */
1.17 schwarze 69: size_t scale; /* font scaling factor */
70: size_t pages; /* number of pages shown */
71: size_t lineheight; /* line height (AFM units) */
72: size_t top; /* body top (AFM units) */
73: size_t bottom; /* body bottom (AFM units) */
74: size_t height; /* page height (AFM units */
75: size_t width; /* page width (AFM units) */
1.22 schwarze 76: size_t lastwidth; /* page width before last ll */
1.17 schwarze 77: size_t left; /* body left (AFM units) */
78: size_t header; /* header pos (AFM units) */
79: size_t footer; /* footer pos (AFM units) */
1.24 schwarze 80: size_t pdfbytes; /* current output byte */
1.17 schwarze 81: size_t pdflastpg; /* byte of last page mark */
82: size_t pdfbody; /* start of body object */
83: size_t *pdfobjs; /* table of object offsets */
84: size_t pdfobjsz; /* size of pdfobjs */
85: };
86:
87: static double ps_hspan(const struct termp *,
88: const struct roffsu *);
89: static size_t ps_width(const struct termp *, int);
90: static void ps_advance(struct termp *, size_t);
91: static void ps_begin(struct termp *);
92: static void ps_closepage(struct termp *);
93: static void ps_end(struct termp *);
94: static void ps_endline(struct termp *);
95: static void ps_fclose(struct termp *);
96: static void ps_growbuf(struct termp *, size_t);
97: static void ps_letter(struct termp *, int);
98: static void ps_pclose(struct termp *);
99: static void ps_pletter(struct termp *, int);
100: static void ps_printf(struct termp *, const char *, ...);
101: static void ps_putchar(struct termp *, char);
102: static void ps_setfont(struct termp *, enum termfont);
1.23 schwarze 103: static void ps_setwidth(struct termp *, int, size_t);
1.33 schwarze 104: static struct termp *pspdf_alloc(const struct mchars *, char *);
1.17 schwarze 105: static void pdf_obj(struct termp *, size_t);
106:
1.4 schwarze 107: /*
108: * We define, for the time being, three fonts: bold, oblique/italic, and
109: * normal (roman). The following table hard-codes the font metrics for
110: * ASCII, i.e., 32--127.
111: */
112:
113: static const struct font fonts[TERMFONT__MAX] = {
1.6 schwarze 114: { "Times-Roman", {
115: { 250 },
116: { 333 },
117: { 408 },
118: { 500 },
119: { 500 },
120: { 833 },
121: { 778 },
122: { 333 },
123: { 333 },
124: { 333 },
125: { 500 },
126: { 564 },
127: { 250 },
128: { 333 },
129: { 250 },
130: { 278 },
131: { 500 },
132: { 500 },
133: { 500 },
134: { 500 },
135: { 500 },
136: { 500 },
137: { 500 },
138: { 500 },
139: { 500 },
140: { 500 },
141: { 278 },
142: { 278 },
143: { 564 },
144: { 564 },
145: { 564 },
146: { 444 },
147: { 921 },
148: { 722 },
149: { 667 },
150: { 667 },
151: { 722 },
152: { 611 },
153: { 556 },
154: { 722 },
155: { 722 },
156: { 333 },
157: { 389 },
158: { 722 },
159: { 611 },
160: { 889 },
161: { 722 },
162: { 722 },
163: { 556 },
164: { 722 },
165: { 667 },
166: { 556 },
167: { 611 },
168: { 722 },
169: { 722 },
170: { 944 },
171: { 722 },
172: { 722 },
173: { 611 },
174: { 333 },
175: { 278 },
176: { 333 },
177: { 469 },
178: { 500 },
179: { 333 },
180: { 444 },
181: { 500 },
182: { 444 },
183: { 500},
184: { 444},
185: { 333},
186: { 500},
187: { 500},
188: { 278},
189: { 278},
190: { 500},
191: { 278},
192: { 778},
193: { 500},
194: { 500},
195: { 500},
196: { 500},
197: { 333},
198: { 389},
199: { 278},
200: { 500},
201: { 500},
202: { 722},
203: { 500},
204: { 500},
205: { 444},
206: { 480},
207: { 200},
208: { 480},
209: { 541},
1.4 schwarze 210: } },
1.6 schwarze 211: { "Times-Bold", {
212: { 250 },
213: { 333 },
214: { 555 },
215: { 500 },
216: { 500 },
217: { 1000 },
218: { 833 },
219: { 333 },
220: { 333 },
221: { 333 },
222: { 500 },
223: { 570 },
224: { 250 },
225: { 333 },
226: { 250 },
227: { 278 },
228: { 500 },
229: { 500 },
230: { 500 },
231: { 500 },
232: { 500 },
233: { 500 },
234: { 500 },
235: { 500 },
236: { 500 },
237: { 500 },
238: { 333 },
239: { 333 },
240: { 570 },
241: { 570 },
242: { 570 },
243: { 500 },
244: { 930 },
245: { 722 },
246: { 667 },
247: { 722 },
248: { 722 },
249: { 667 },
250: { 611 },
251: { 778 },
252: { 778 },
253: { 389 },
254: { 500 },
255: { 778 },
256: { 667 },
257: { 944 },
258: { 722 },
259: { 778 },
260: { 611 },
261: { 778 },
262: { 722 },
263: { 556 },
264: { 667 },
265: { 722 },
266: { 722 },
267: { 1000 },
268: { 722 },
269: { 722 },
270: { 667 },
271: { 333 },
272: { 278 },
273: { 333 },
274: { 581 },
275: { 500 },
276: { 333 },
277: { 500 },
278: { 556 },
279: { 444 },
280: { 556 },
281: { 444 },
282: { 333 },
283: { 500 },
284: { 556 },
285: { 278 },
286: { 333 },
287: { 556 },
288: { 278 },
289: { 833 },
290: { 556 },
291: { 500 },
292: { 556 },
293: { 556 },
294: { 444 },
295: { 389 },
296: { 333 },
297: { 556 },
298: { 500 },
299: { 722 },
300: { 500 },
301: { 500 },
302: { 444 },
303: { 394 },
304: { 220 },
305: { 394 },
306: { 520 },
1.4 schwarze 307: } },
1.6 schwarze 308: { "Times-Italic", {
309: { 250 },
310: { 333 },
311: { 420 },
312: { 500 },
313: { 500 },
314: { 833 },
315: { 778 },
316: { 333 },
317: { 333 },
318: { 333 },
319: { 500 },
320: { 675 },
321: { 250 },
322: { 333 },
323: { 250 },
324: { 278 },
325: { 500 },
326: { 500 },
327: { 500 },
328: { 500 },
329: { 500 },
330: { 500 },
331: { 500 },
332: { 500 },
333: { 500 },
334: { 500 },
335: { 333 },
336: { 333 },
337: { 675 },
338: { 675 },
339: { 675 },
340: { 500 },
341: { 920 },
342: { 611 },
343: { 611 },
344: { 667 },
345: { 722 },
346: { 611 },
347: { 611 },
348: { 722 },
349: { 722 },
350: { 333 },
351: { 444 },
352: { 667 },
353: { 556 },
354: { 833 },
355: { 667 },
356: { 722 },
357: { 611 },
358: { 722 },
359: { 611 },
360: { 500 },
361: { 556 },
362: { 722 },
363: { 611 },
364: { 833 },
365: { 611 },
366: { 556 },
367: { 556 },
368: { 389 },
369: { 278 },
370: { 389 },
371: { 422 },
372: { 500 },
373: { 333 },
374: { 500 },
375: { 500 },
376: { 444 },
377: { 500 },
378: { 444 },
379: { 278 },
380: { 500 },
381: { 500 },
382: { 278 },
383: { 278 },
384: { 444 },
385: { 278 },
386: { 722 },
387: { 500 },
388: { 500 },
389: { 500 },
390: { 500 },
391: { 389 },
392: { 389 },
393: { 278 },
394: { 500 },
395: { 444 },
396: { 667 },
397: { 444 },
398: { 444 },
399: { 389 },
400: { 400 },
401: { 275 },
402: { 400 },
403: { 541 },
1.4 schwarze 404: } },
1.29 schwarze 405: { "Times-BoldItalic", {
406: { 250 },
407: { 389 },
408: { 555 },
409: { 500 },
410: { 500 },
411: { 833 },
412: { 778 },
413: { 333 },
414: { 333 },
415: { 333 },
416: { 500 },
417: { 570 },
418: { 250 },
419: { 333 },
420: { 250 },
421: { 278 },
422: { 500 },
423: { 500 },
424: { 500 },
425: { 500 },
426: { 500 },
427: { 500 },
428: { 500 },
429: { 500 },
430: { 500 },
431: { 500 },
432: { 333 },
433: { 333 },
434: { 570 },
435: { 570 },
436: { 570 },
437: { 500 },
438: { 832 },
439: { 667 },
440: { 667 },
441: { 667 },
442: { 722 },
443: { 667 },
444: { 667 },
445: { 722 },
446: { 778 },
447: { 389 },
448: { 500 },
449: { 667 },
450: { 611 },
451: { 889 },
452: { 722 },
453: { 722 },
454: { 611 },
455: { 722 },
456: { 667 },
457: { 556 },
458: { 611 },
459: { 722 },
460: { 667 },
461: { 889 },
462: { 667 },
463: { 611 },
464: { 611 },
465: { 333 },
466: { 278 },
467: { 333 },
468: { 570 },
469: { 500 },
470: { 333 },
471: { 500 },
472: { 500 },
473: { 444 },
474: { 500 },
475: { 444 },
476: { 333 },
477: { 500 },
478: { 556 },
479: { 278 },
480: { 278 },
481: { 500 },
482: { 278 },
483: { 778 },
484: { 556 },
485: { 500 },
486: { 500 },
487: { 500 },
488: { 389 },
489: { 389 },
490: { 278 },
491: { 556 },
492: { 444 },
493: { 667 },
494: { 500 },
495: { 444 },
496: { 389 },
497: { 348 },
498: { 220 },
499: { 348 },
500: { 570 },
501: } },
1.4 schwarze 502: };
503:
1.7 schwarze 504: void *
1.33 schwarze 505: pdf_alloc(const struct mchars *mchars, char *outopts)
1.7 schwarze 506: {
507: struct termp *p;
508:
1.33 schwarze 509: if (NULL != (p = pspdf_alloc(mchars, outopts)))
1.8 schwarze 510: p->type = TERMTYPE_PDF;
1.7 schwarze 511:
512: return(p);
513: }
1.1 schwarze 514:
515: void *
1.33 schwarze 516: ps_alloc(const struct mchars *mchars, char *outopts)
1.1 schwarze 517: {
518: struct termp *p;
1.7 schwarze 519:
1.33 schwarze 520: if (NULL != (p = pspdf_alloc(mchars, outopts)))
1.8 schwarze 521: p->type = TERMTYPE_PS;
1.7 schwarze 522:
523: return(p);
524: }
525:
526: static struct termp *
1.33 schwarze 527: pspdf_alloc(const struct mchars *mchars, char *outopts)
1.7 schwarze 528: {
529: struct termp *p;
1.18 schwarze 530: unsigned int pagex, pagey;
531: size_t marginx, marginy, lineheight;
1.5 schwarze 532: const char *toks[2];
1.6 schwarze 533: const char *pp;
1.5 schwarze 534: char *v;
1.1 schwarze 535:
1.17 schwarze 536: p = mandoc_calloc(1, sizeof(struct termp));
1.33 schwarze 537: p->symtab = mchars;
1.17 schwarze 538: p->enc = TERMENC_ASCII;
1.36 schwarze 539: p->fontq = mandoc_reallocarray(NULL,
540: (p->fontsz = 8), sizeof(enum termfont));
541: p->fontq[0] = p->fontl = TERMFONT_NONE;
1.17 schwarze 542: p->ps = mandoc_calloc(1, sizeof(struct termp_ps));
1.1 schwarze 543:
1.6 schwarze 544: p->advance = ps_advance;
1.1 schwarze 545: p->begin = ps_begin;
546: p->end = ps_end;
547: p->endline = ps_endline;
1.6 schwarze 548: p->hspan = ps_hspan;
549: p->letter = ps_letter;
1.22 schwarze 550: p->setwidth = ps_setwidth;
1.3 schwarze 551: p->width = ps_width;
1.24 schwarze 552:
1.5 schwarze 553: toks[0] = "paper";
554: toks[1] = NULL;
555:
1.6 schwarze 556: pp = NULL;
557:
1.5 schwarze 558: while (outopts && *outopts)
559: switch (getsubopt(&outopts, UNCONST(toks), &v)) {
1.24 schwarze 560: case 0:
1.6 schwarze 561: pp = v;
1.5 schwarze 562: break;
563: default:
564: break;
565: }
1.4 schwarze 566:
1.6 schwarze 567: /* Default to US letter (millimetres). */
568:
569: pagex = 216;
570: pagey = 279;
571:
572: /*
573: * The ISO-269 paper sizes can be calculated automatically, but
574: * it would require bringing in -lm for pow() and I'd rather not
575: * do that. So just do it the easy way for now. Since this
576: * only happens once, I'm not terribly concerned.
577: */
578:
579: if (pp && strcasecmp(pp, "letter")) {
580: if (0 == strcasecmp(pp, "a3")) {
581: pagex = 297;
582: pagey = 420;
583: } else if (0 == strcasecmp(pp, "a4")) {
584: pagex = 210;
585: pagey = 297;
586: } else if (0 == strcasecmp(pp, "a5")) {
587: pagex = 148;
588: pagey = 210;
589: } else if (0 == strcasecmp(pp, "legal")) {
590: pagex = 216;
591: pagey = 356;
1.18 schwarze 592: } else if (2 != sscanf(pp, "%ux%u", &pagex, &pagey))
1.6 schwarze 593: fprintf(stderr, "%s: Unknown paper\n", pp);
1.19 schwarze 594: }
1.6 schwarze 595:
1.24 schwarze 596: /*
1.6 schwarze 597: * This MUST be defined before any PNT2AFM or AFM2PNT
598: * calculations occur.
599: */
600:
1.17 schwarze 601: p->ps->scale = 11;
1.6 schwarze 602:
603: /* Remember millimetres -> AFM units. */
604:
605: pagex = PNT2AFM(p, ((double)pagex * 2.834));
606: pagey = PNT2AFM(p, ((double)pagey * 2.834));
607:
608: /* Margins are 1/9 the page x and y. */
609:
1.24 schwarze 610: marginx = (size_t)((double)pagex / 9.0);
611: marginy = (size_t)((double)pagey / 9.0);
1.6 schwarze 612:
613: /* Line-height is 1.4em. */
614:
1.17 schwarze 615: lineheight = PNT2AFM(p, ((double)p->ps->scale * 1.4));
1.4 schwarze 616:
1.22 schwarze 617: p->ps->width = p->ps->lastwidth = (size_t)pagex;
1.18 schwarze 618: p->ps->height = (size_t)pagey;
1.17 schwarze 619: p->ps->header = pagey - (marginy / 2) - (lineheight / 2);
620: p->ps->top = pagey - marginy;
621: p->ps->footer = (marginy / 2) - (lineheight / 2);
622: p->ps->bottom = marginy;
623: p->ps->left = marginx;
624: p->ps->lineheight = lineheight;
1.4 schwarze 625:
1.6 schwarze 626: p->defrmargin = pagex - (marginx * 2);
1.1 schwarze 627: return(p);
1.22 schwarze 628: }
629:
630: static void
1.23 schwarze 631: ps_setwidth(struct termp *p, int iop, size_t width)
1.22 schwarze 632: {
633: size_t lastwidth;
634:
635: lastwidth = p->ps->width;
1.34 schwarze 636: if (iop > 0)
1.23 schwarze 637: p->ps->width += width;
1.34 schwarze 638: else if (iop == 0)
639: p->ps->width = width ? width : p->ps->lastwidth;
640: else if (p->ps->width > width)
1.23 schwarze 641: p->ps->width -= width;
642: else
1.34 schwarze 643: p->ps->width = 0;
1.22 schwarze 644: p->ps->lastwidth = lastwidth;
1.1 schwarze 645: }
646:
647: void
1.7 schwarze 648: pspdf_free(void *arg)
1.1 schwarze 649: {
650: struct termp *p;
651:
652: p = (struct termp *)arg;
653:
1.17 schwarze 654: if (p->ps->psmarg)
655: free(p->ps->psmarg);
656: if (p->ps->pdfobjs)
657: free(p->ps->pdfobjs);
1.1 schwarze 658:
1.17 schwarze 659: free(p->ps);
1.1 schwarze 660: term_free(p);
661: }
662:
663: static void
664: ps_printf(struct termp *p, const char *fmt, ...)
665: {
666: va_list ap;
1.7 schwarze 667: int pos, len;
1.1 schwarze 668:
669: va_start(ap, fmt);
670:
671: /*
672: * If we're running in regular mode, then pipe directly into
673: * vprintf(). If we're processing margins, then push the data
674: * into our growable margin buffer.
675: */
676:
1.17 schwarze 677: if ( ! (PS_MARGINS & p->ps->flags)) {
1.7 schwarze 678: len = vprintf(fmt, ap);
1.1 schwarze 679: va_end(ap);
1.24 schwarze 680: p->ps->pdfbytes += len < 0 ? 0 : (size_t)len;
1.1 schwarze 681: return;
682: }
683:
1.24 schwarze 684: /*
1.1 schwarze 685: * XXX: I assume that the in-margin print won't exceed
686: * PS_BUFSLOP (128 bytes), which is reasonable but still an
687: * assumption that will cause pukeage if it's not the case.
688: */
689:
1.9 schwarze 690: ps_growbuf(p, PS_BUFSLOP);
1.1 schwarze 691:
1.17 schwarze 692: pos = (int)p->ps->psmargcur;
1.19 schwarze 693: vsnprintf(&p->ps->psmarg[pos], PS_BUFSLOP, fmt, ap);
1.1 schwarze 694:
695: va_end(ap);
1.7 schwarze 696:
1.17 schwarze 697: p->ps->psmargcur = strlen(p->ps->psmarg);
1.1 schwarze 698: }
699:
700: static void
701: ps_putchar(struct termp *p, char c)
702: {
703: int pos;
704:
705: /* See ps_printf(). */
706:
1.17 schwarze 707: if ( ! (PS_MARGINS & p->ps->flags)) {
1.1 schwarze 708: putchar(c);
1.17 schwarze 709: p->ps->pdfbytes++;
1.1 schwarze 710: return;
711: }
712:
1.9 schwarze 713: ps_growbuf(p, 2);
1.1 schwarze 714:
1.17 schwarze 715: pos = (int)p->ps->psmargcur++;
716: p->ps->psmarg[pos++] = c;
717: p->ps->psmarg[pos] = '\0';
1.1 schwarze 718: }
719:
1.7 schwarze 720: static void
1.8 schwarze 721: pdf_obj(struct termp *p, size_t obj)
722: {
723:
724: assert(obj > 0);
725:
1.17 schwarze 726: if ((obj - 1) >= p->ps->pdfobjsz) {
727: p->ps->pdfobjsz = obj + 128;
1.25 schwarze 728: p->ps->pdfobjs = mandoc_reallocarray(p->ps->pdfobjs,
729: p->ps->pdfobjsz, sizeof(size_t));
1.8 schwarze 730: }
731:
1.17 schwarze 732: p->ps->pdfobjs[(int)obj - 1] = p->ps->pdfbytes;
1.8 schwarze 733: ps_printf(p, "%zu 0 obj\n", obj);
734: }
735:
736: static void
1.7 schwarze 737: ps_closepage(struct termp *p)
738: {
739: int i;
1.8 schwarze 740: size_t len, base;
741:
742: /*
743: * Close out a page that we've already flushed to output. In
744: * PostScript, we simply note that the page must be showed. In
745: * PDF, we must now create the Length, Resource, and Page node
746: * for the page contents.
747: */
1.7 schwarze 748:
1.17 schwarze 749: assert(p->ps->psmarg && p->ps->psmarg[0]);
750: ps_printf(p, "%s", p->ps->psmarg);
1.7 schwarze 751:
1.8 schwarze 752: if (TERMTYPE_PS != p->type) {
1.7 schwarze 753: ps_printf(p, "ET\n");
1.8 schwarze 754:
1.17 schwarze 755: len = p->ps->pdfbytes - p->ps->pdflastpg;
756: base = p->ps->pages * 4 + p->ps->pdfbody;
1.8 schwarze 757:
758: ps_printf(p, "endstream\nendobj\n");
759:
760: /* Length of content. */
761: pdf_obj(p, base + 1);
762: ps_printf(p, "%zu\nendobj\n", len);
763:
764: /* Resource for content. */
765: pdf_obj(p, base + 2);
766: ps_printf(p, "<<\n/ProcSet [/PDF /Text]\n");
1.7 schwarze 767: ps_printf(p, "/Font <<\n");
1.24 schwarze 768: for (i = 0; i < (int)TERMFONT__MAX; i++)
1.7 schwarze 769: ps_printf(p, "/F%d %d 0 R\n", i, 3 + i);
1.8 schwarze 770: ps_printf(p, ">>\n>>\n");
771:
772: /* Page node. */
773: pdf_obj(p, base + 3);
1.7 schwarze 774: ps_printf(p, "<<\n");
775: ps_printf(p, "/Type /Page\n");
776: ps_printf(p, "/Parent 2 0 R\n");
1.8 schwarze 777: ps_printf(p, "/Resources %zu 0 R\n", base + 2);
778: ps_printf(p, "/Contents %zu 0 R\n", base);
779: ps_printf(p, ">>\nendobj\n");
780: } else
781: ps_printf(p, "showpage\n");
1.7 schwarze 782:
1.17 schwarze 783: p->ps->pages++;
784: p->ps->psrow = p->ps->top;
785: assert( ! (PS_NEWPAGE & p->ps->flags));
786: p->ps->flags |= PS_NEWPAGE;
1.7 schwarze 787: }
788:
1.1 schwarze 789: static void
790: ps_end(struct termp *p)
791: {
1.8 schwarze 792: size_t i, xref, base;
1.1 schwarze 793:
794: /*
795: * At the end of the file, do one last showpage. This is the
796: * same behaviour as groff(1) and works for multiple pages as
797: * well as just one.
798: */
799:
1.17 schwarze 800: if ( ! (PS_NEWPAGE & p->ps->flags)) {
801: assert(0 == p->ps->flags);
802: assert('\0' == p->ps->last);
1.7 schwarze 803: ps_closepage(p);
1.6 schwarze 804: }
1.4 schwarze 805:
1.7 schwarze 806: if (TERMTYPE_PS == p->type) {
807: ps_printf(p, "%%%%Trailer\n");
1.17 schwarze 808: ps_printf(p, "%%%%Pages: %zu\n", p->ps->pages);
1.7 schwarze 809: ps_printf(p, "%%%%EOF\n");
810: return;
1.24 schwarze 811: }
1.7 schwarze 812:
1.8 schwarze 813: pdf_obj(p, 2);
814: ps_printf(p, "<<\n/Type /Pages\n");
1.7 schwarze 815: ps_printf(p, "/MediaBox [0 0 %zu %zu]\n",
1.17 schwarze 816: (size_t)AFM2PNT(p, p->ps->width),
817: (size_t)AFM2PNT(p, p->ps->height));
1.7 schwarze 818:
1.17 schwarze 819: ps_printf(p, "/Count %zu\n", p->ps->pages);
1.7 schwarze 820: ps_printf(p, "/Kids [");
821:
1.17 schwarze 822: for (i = 0; i < p->ps->pages; i++)
1.24 schwarze 823: ps_printf(p, " %zu 0 R", i * 4 + p->ps->pdfbody + 3);
1.8 schwarze 824:
1.24 schwarze 825: base = (p->ps->pages - 1) * 4 + p->ps->pdfbody + 4;
1.8 schwarze 826:
827: ps_printf(p, "]\n>>\nendobj\n");
828: pdf_obj(p, base);
1.7 schwarze 829: ps_printf(p, "<<\n");
830: ps_printf(p, "/Type /Catalog\n");
831: ps_printf(p, "/Pages 2 0 R\n");
832: ps_printf(p, ">>\n");
1.17 schwarze 833: xref = p->ps->pdfbytes;
1.7 schwarze 834: ps_printf(p, "xref\n");
1.8 schwarze 835: ps_printf(p, "0 %zu\n", base + 1);
836: ps_printf(p, "0000000000 65535 f \n");
837:
838: for (i = 0; i < base; i++)
1.24 schwarze 839: ps_printf(p, "%.10zu 00000 n \n",
840: p->ps->pdfobjs[(int)i]);
1.8 schwarze 841:
1.7 schwarze 842: ps_printf(p, "trailer\n");
843: ps_printf(p, "<<\n");
1.8 schwarze 844: ps_printf(p, "/Size %zu\n", base + 1);
845: ps_printf(p, "/Root %zu 0 R\n", base);
1.7 schwarze 846: ps_printf(p, "/Info 1 0 R\n");
847: ps_printf(p, ">>\n");
848: ps_printf(p, "startxref\n");
849: ps_printf(p, "%zu\n", xref);
850: ps_printf(p, "%%%%EOF\n");
1.1 schwarze 851: }
852:
853: static void
854: ps_begin(struct termp *p)
855: {
1.4 schwarze 856: int i;
1.1 schwarze 857:
1.24 schwarze 858: /*
1.2 schwarze 859: * Print margins into margin buffer. Nothing gets output to the
860: * screen yet, so we don't need to initialise the primary state.
1.1 schwarze 861: */
862:
1.17 schwarze 863: if (p->ps->psmarg) {
864: assert(p->ps->psmargsz);
865: p->ps->psmarg[0] = '\0';
1.1 schwarze 866: }
867:
1.17 schwarze 868: /*p->ps->pdfbytes = 0;*/
869: p->ps->psmargcur = 0;
870: p->ps->flags = PS_MARGINS;
871: p->ps->pscol = p->ps->left;
872: p->ps->psrow = p->ps->header;
1.1 schwarze 873:
1.2 schwarze 874: ps_setfont(p, TERMFONT_NONE);
1.1 schwarze 875:
876: (*p->headf)(p, p->argf);
877: (*p->endline)(p);
878:
1.17 schwarze 879: p->ps->pscol = p->ps->left;
880: p->ps->psrow = p->ps->footer;
1.1 schwarze 881:
882: (*p->footf)(p, p->argf);
883: (*p->endline)(p);
884:
1.17 schwarze 885: p->ps->flags &= ~PS_MARGINS;
1.2 schwarze 886:
1.17 schwarze 887: assert(0 == p->ps->flags);
888: assert(p->ps->psmarg);
889: assert('\0' != p->ps->psmarg[0]);
1.1 schwarze 890:
1.24 schwarze 891: /*
1.2 schwarze 892: * Print header and initialise page state. Following this,
893: * stuff gets printed to the screen, so make sure we're sane.
894: */
895:
1.7 schwarze 896: if (TERMTYPE_PS == p->type) {
897: ps_printf(p, "%%!PS-Adobe-3.0\n");
898: ps_printf(p, "%%%%DocumentData: Clean7Bit\n");
899: ps_printf(p, "%%%%Orientation: Portrait\n");
900: ps_printf(p, "%%%%Pages: (atend)\n");
901: ps_printf(p, "%%%%PageOrder: Ascend\n");
902: ps_printf(p, "%%%%DocumentMedia: "
1.24 schwarze 903: "Default %zu %zu 0 () ()\n",
904: (size_t)AFM2PNT(p, p->ps->width),
905: (size_t)AFM2PNT(p, p->ps->height));
1.7 schwarze 906: ps_printf(p, "%%%%DocumentNeededResources: font");
1.4 schwarze 907:
1.7 schwarze 908: for (i = 0; i < (int)TERMFONT__MAX; i++)
909: ps_printf(p, " %s", fonts[i].name);
910:
911: ps_printf(p, "\n%%%%EndComments\n");
912: } else {
913: ps_printf(p, "%%PDF-1.1\n");
1.8 schwarze 914: pdf_obj(p, 1);
1.7 schwarze 915: ps_printf(p, "<<\n");
916: ps_printf(p, ">>\n");
917: ps_printf(p, "endobj\n");
918:
919: for (i = 0; i < (int)TERMFONT__MAX; i++) {
1.8 schwarze 920: pdf_obj(p, (size_t)i + 3);
1.7 schwarze 921: ps_printf(p, "<<\n");
922: ps_printf(p, "/Type /Font\n");
923: ps_printf(p, "/Subtype /Type1\n");
1.20 schwarze 924: ps_printf(p, "/Name /F%d\n", i);
1.7 schwarze 925: ps_printf(p, "/BaseFont /%s\n", fonts[i].name);
926: ps_printf(p, ">>\n");
927: }
928: }
929:
1.17 schwarze 930: p->ps->pdfbody = (size_t)TERMFONT__MAX + 3;
931: p->ps->pscol = p->ps->left;
932: p->ps->psrow = p->ps->top;
933: p->ps->flags |= PS_NEWPAGE;
1.6 schwarze 934: ps_setfont(p, TERMFONT_NONE);
1.1 schwarze 935: }
936:
937: static void
1.4 schwarze 938: ps_pletter(struct termp *p, int c)
1.1 schwarze 939: {
1.4 schwarze 940: int f;
1.6 schwarze 941:
942: /*
943: * If we haven't opened a page context, then output that we're
944: * in a new page and make sure the font is correctly set.
945: */
946:
1.17 schwarze 947: if (PS_NEWPAGE & p->ps->flags) {
1.7 schwarze 948: if (TERMTYPE_PS == p->type) {
1.24 schwarze 949: ps_printf(p, "%%%%Page: %zu %zu\n",
950: p->ps->pages + 1, p->ps->pages + 1);
951: ps_printf(p, "/%s %zu selectfont\n",
952: fonts[(int)p->ps->lastf].name,
953: p->ps->scale);
1.7 schwarze 954: } else {
1.24 schwarze 955: pdf_obj(p, p->ps->pdfbody +
956: p->ps->pages * 4);
1.7 schwarze 957: ps_printf(p, "<<\n");
1.24 schwarze 958: ps_printf(p, "/Length %zu 0 R\n",
959: p->ps->pdfbody + 1 + p->ps->pages * 4);
1.7 schwarze 960: ps_printf(p, ">>\nstream\n");
961: }
1.17 schwarze 962: p->ps->pdflastpg = p->ps->pdfbytes;
963: p->ps->flags &= ~PS_NEWPAGE;
1.6 schwarze 964: }
1.24 schwarze 965:
1.2 schwarze 966: /*
967: * If we're not in a PostScript "word" context, then open one
968: * now at the current cursor.
969: */
970:
1.17 schwarze 971: if ( ! (PS_INLINE & p->ps->flags)) {
1.7 schwarze 972: if (TERMTYPE_PS != p->type) {
1.24 schwarze 973: ps_printf(p, "BT\n/F%d %zu Tf\n",
974: (int)p->ps->lastf, p->ps->scale);
1.7 schwarze 975: ps_printf(p, "%.3f %.3f Td\n(",
1.24 schwarze 976: AFM2PNT(p, p->ps->pscol),
977: AFM2PNT(p, p->ps->psrow));
1.7 schwarze 978: } else
1.24 schwarze 979: ps_printf(p, "%.3f %.3f moveto\n(",
980: AFM2PNT(p, p->ps->pscol),
981: AFM2PNT(p, p->ps->psrow));
1.17 schwarze 982: p->ps->flags |= PS_INLINE;
1.1 schwarze 983: }
984:
1.17 schwarze 985: assert( ! (PS_NEWPAGE & p->ps->flags));
1.6 schwarze 986:
1.1 schwarze 987: /*
988: * We need to escape these characters as per the PostScript
989: * specification. We would also escape non-graphable characters
990: * (like tabs), but none of them would get to this point and
991: * it's superfluous to abort() on them.
992: */
993:
994: switch (c) {
1.24 schwarze 995: case '(':
1.1 schwarze 996: /* FALLTHROUGH */
1.24 schwarze 997: case ')':
1.1 schwarze 998: /* FALLTHROUGH */
1.24 schwarze 999: case '\\':
1.1 schwarze 1000: ps_putchar(p, '\\');
1001: break;
1002: default:
1003: break;
1004: }
1005:
1006: /* Write the character and adjust where we are on the page. */
1.2 schwarze 1007:
1.17 schwarze 1008: f = (int)p->ps->lastf;
1.4 schwarze 1009:
1.26 schwarze 1010: if (c <= 32 || c - 32 >= MAXCHAR)
1011: c = 32;
1.4 schwarze 1012:
1.6 schwarze 1013: ps_putchar(p, (char)c);
1.4 schwarze 1014: c -= 32;
1.17 schwarze 1015: p->ps->pscol += (size_t)fonts[f].gly[c].wx;
1.1 schwarze 1016: }
1017:
1018: static void
1.2 schwarze 1019: ps_pclose(struct termp *p)
1020: {
1021:
1.24 schwarze 1022: /*
1.2 schwarze 1023: * Spit out that we're exiting a word context (this is a
1024: * "partial close" because we don't check the last-char buffer
1025: * or anything).
1026: */
1027:
1.17 schwarze 1028: if ( ! (PS_INLINE & p->ps->flags))
1.2 schwarze 1029: return;
1.24 schwarze 1030:
1.7 schwarze 1031: if (TERMTYPE_PS != p->type) {
1032: ps_printf(p, ") Tj\nET\n");
1033: } else
1034: ps_printf(p, ") show\n");
1035:
1.17 schwarze 1036: p->ps->flags &= ~PS_INLINE;
1.2 schwarze 1037: }
1038:
1039: static void
1040: ps_fclose(struct termp *p)
1041: {
1042:
1043: /*
1044: * Strong closure: if we have a last-char, spit it out after
1045: * checking that we're in the right font mode. This will of
1046: * course open a new scope, if applicable.
1047: *
1048: * Following this, close out any scope that's open.
1049: */
1050:
1.29 schwarze 1051: if (p->ps->last != '\0') {
1.32 schwarze 1052: assert( ! (p->ps->flags & PS_BACKSP));
1.29 schwarze 1053: if (p->ps->nextf != p->ps->lastf) {
1.2 schwarze 1054: ps_pclose(p);
1.29 schwarze 1055: ps_setfont(p, p->ps->nextf);
1.2 schwarze 1056: }
1.29 schwarze 1057: p->ps->nextf = TERMFONT_NONE;
1.17 schwarze 1058: ps_pletter(p, p->ps->last);
1059: p->ps->last = '\0';
1.2 schwarze 1060: }
1061:
1.17 schwarze 1062: if ( ! (PS_INLINE & p->ps->flags))
1.2 schwarze 1063: return;
1064:
1065: ps_pclose(p);
1066: }
1067:
1068: static void
1.17 schwarze 1069: ps_letter(struct termp *p, int arg)
1.2 schwarze 1070: {
1.37 ! schwarze 1071: size_t savecol, wx;
1.30 schwarze 1072: char c;
1.17 schwarze 1073:
1074: c = arg >= 128 || arg <= 0 ? '?' : arg;
1.2 schwarze 1075:
1076: /*
1.32 schwarze 1077: * When receiving a backspace, merely flag it.
1078: * We don't know yet whether it is
1079: * a font instruction or an overstrike.
1.2 schwarze 1080: */
1081:
1.32 schwarze 1082: if (c == '\b') {
1.29 schwarze 1083: assert(p->ps->last != '\0');
1.32 schwarze 1084: assert( ! (p->ps->flags & PS_BACKSP));
1085: p->ps->flags |= PS_BACKSP;
1086: return;
1087: }
1088:
1089: /*
1090: * Decode font instructions.
1091: */
1092:
1093: if (p->ps->flags & PS_BACKSP) {
1094: if (p->ps->last == '_') {
1.29 schwarze 1095: switch (p->ps->nextf) {
1096: case TERMFONT_BI:
1097: break;
1098: case TERMFONT_BOLD:
1099: p->ps->nextf = TERMFONT_BI;
1100: break;
1101: default:
1102: p->ps->nextf = TERMFONT_UNDER;
1103: }
1.32 schwarze 1104: p->ps->last = c;
1105: p->ps->flags &= ~PS_BACKSP;
1106: return;
1107: }
1108: if (p->ps->last == c) {
1.29 schwarze 1109: switch (p->ps->nextf) {
1110: case TERMFONT_BI:
1111: break;
1112: case TERMFONT_UNDER:
1113: p->ps->nextf = TERMFONT_BI;
1114: break;
1115: default:
1116: p->ps->nextf = TERMFONT_BOLD;
1.2 schwarze 1117: }
1.32 schwarze 1118: p->ps->flags &= ~PS_BACKSP;
1119: return;
1.2 schwarze 1120: }
1.32 schwarze 1121:
1122: /*
1123: * This is not a font instruction, but rather
1124: * the next character. Prepare for overstrike.
1125: */
1126:
1127: savecol = p->ps->pscol;
1128: } else
1129: savecol = SIZE_MAX;
1130:
1131: /*
1132: * We found the next character, so the font instructions
1133: * for the previous one are complete.
1134: * Use them and print it.
1135: */
1136:
1137: if (p->ps->last != '\0') {
1.29 schwarze 1138: if (p->ps->nextf != p->ps->lastf) {
1.2 schwarze 1139: ps_pclose(p);
1.29 schwarze 1140: ps_setfont(p, p->ps->nextf);
1.2 schwarze 1141: }
1.29 schwarze 1142: p->ps->nextf = TERMFONT_NONE;
1.37 ! schwarze 1143:
! 1144: /*
! 1145: * For an overstrike, if a previous character
! 1146: * was wider, advance to center the new one.
! 1147: */
! 1148:
! 1149: if (p->ps->pscolnext) {
! 1150: wx = fonts[p->ps->lastf].gly[(int)p->ps->last-32].wx;
! 1151: if (p->ps->pscol + wx < p->ps->pscolnext)
! 1152: p->ps->pscol = (p->ps->pscol +
! 1153: p->ps->pscolnext - wx) / 2;
! 1154: }
! 1155:
1.29 schwarze 1156: ps_pletter(p, p->ps->last);
1.37 ! schwarze 1157:
! 1158: /*
! 1159: * For an overstrike, if a previous character
! 1160: * was wider, advance to the end of the old one.
! 1161: */
! 1162:
! 1163: if (p->ps->pscol < p->ps->pscolnext) {
! 1164: ps_pclose(p);
! 1165: p->ps->pscol = p->ps->pscolnext;
! 1166: }
1.2 schwarze 1167: }
1.32 schwarze 1168:
1169: /*
1170: * Do not print the current character yet because font
1171: * instructions might follow; only remember it.
1172: * For the first character, nothing else is done.
1173: * The final character will get printed from ps_fclose().
1174: */
1175:
1.29 schwarze 1176: p->ps->last = c;
1.32 schwarze 1177:
1178: /*
1179: * For an overstrike, back up to the previous position.
1.37 ! schwarze 1180: * If the previous character is wider than any it overstrikes,
! 1181: * remember the current position, because it might also be
! 1182: * wider than all that will overstrike it.
1.32 schwarze 1183: */
1184:
1185: if (savecol != SIZE_MAX) {
1.37 ! schwarze 1186: if (p->ps->pscolnext < p->ps->pscol)
! 1187: p->ps->pscolnext = p->ps->pscol;
1.32 schwarze 1188: ps_pclose(p);
1189: p->ps->pscol = savecol;
1190: p->ps->flags &= ~PS_BACKSP;
1.37 ! schwarze 1191: } else
! 1192: p->ps->pscolnext = 0;
1.2 schwarze 1193: }
1194:
1195: static void
1.1 schwarze 1196: ps_advance(struct termp *p, size_t len)
1197: {
1198:
1.2 schwarze 1199: /*
1200: * Advance some spaces. This can probably be made smarter,
1201: * i.e., to have multiple space-separated words in the same
1202: * scope, but this is easier: just close out the current scope
1203: * and readjust our column settings.
1204: */
1.1 schwarze 1205:
1.2 schwarze 1206: ps_fclose(p);
1.17 schwarze 1207: p->ps->pscol += len;
1.1 schwarze 1208: }
1209:
1210: static void
1211: ps_endline(struct termp *p)
1212: {
1213:
1.2 schwarze 1214: /* Close out any scopes we have open: we're at eoln. */
1215:
1216: ps_fclose(p);
1217:
1218: /*
1219: * If we're in the margin, don't try to recalculate our current
1220: * row. XXX: if the column tries to be fancy with multiple
1.24 schwarze 1221: * lines, we'll do nasty stuff.
1.2 schwarze 1222: */
1.1 schwarze 1223:
1.17 schwarze 1224: if (PS_MARGINS & p->ps->flags)
1.6 schwarze 1225: return;
1226:
1227: /* Left-justify. */
1228:
1.17 schwarze 1229: p->ps->pscol = p->ps->left;
1.6 schwarze 1230:
1231: /* If we haven't printed anything, return. */
1232:
1.17 schwarze 1233: if (PS_NEWPAGE & p->ps->flags)
1.1 schwarze 1234: return;
1235:
1.2 schwarze 1236: /*
1237: * Put us down a line. If we're at the page bottom, spit out a
1238: * showpage and restart our row.
1239: */
1240:
1.24 schwarze 1241: if (p->ps->psrow >= p->ps->lineheight + p->ps->bottom) {
1.17 schwarze 1242: p->ps->psrow -= p->ps->lineheight;
1.1 schwarze 1243: return;
1244: }
1245:
1.7 schwarze 1246: ps_closepage(p);
1.1 schwarze 1247: }
1.2 schwarze 1248:
1249: static void
1250: ps_setfont(struct termp *p, enum termfont f)
1251: {
1252:
1.4 schwarze 1253: assert(f < TERMFONT__MAX);
1.17 schwarze 1254: p->ps->lastf = f;
1.24 schwarze 1255:
1.6 schwarze 1256: /*
1257: * If we're still at the top of the page, let the font-setting
1258: * be delayed until we actually have stuff to print.
1259: */
1260:
1.17 schwarze 1261: if (PS_NEWPAGE & p->ps->flags)
1.6 schwarze 1262: return;
1263:
1.7 schwarze 1264: if (TERMTYPE_PS == p->type)
1.24 schwarze 1265: ps_printf(p, "/%s %zu selectfont\n",
1266: fonts[(int)f].name, p->ps->scale);
1.7 schwarze 1267: else
1.24 schwarze 1268: ps_printf(p, "/F%d %zu Tf\n",
1269: (int)f, p->ps->scale);
1.2 schwarze 1270: }
1271:
1.3 schwarze 1272: static size_t
1.17 schwarze 1273: ps_width(const struct termp *p, int c)
1.3 schwarze 1274: {
1275:
1.4 schwarze 1276: if (c <= 32 || c - 32 >= MAXCHAR)
1.26 schwarze 1277: c = 0;
1278: else
1279: c -= 32;
1.4 schwarze 1280:
1.17 schwarze 1281: return((size_t)fonts[(int)TERMFONT_NONE].gly[c].wx);
1.6 schwarze 1282: }
1283:
1284: static double
1285: ps_hspan(const struct termp *p, const struct roffsu *su)
1286: {
1287: double r;
1.24 schwarze 1288:
1.6 schwarze 1289: /*
1290: * All of these measurements are derived by converting from the
1291: * native measurement to AFM units.
1292: */
1293: switch (su->unit) {
1.28 schwarze 1294: case SCALE_BU:
1295: /*
1296: * Traditionally, the default unit is fixed to the
1297: * output media. So this would refer to the point. In
1298: * mandoc(1), however, we stick to the default terminal
1299: * scaling unit so that output is the same regardless
1300: * the media.
1301: */
1302: r = PNT2AFM(p, su->scale * 72.0 / 240.0);
1303: break;
1.24 schwarze 1304: case SCALE_CM:
1.28 schwarze 1305: r = PNT2AFM(p, su->scale * 72.0 / 2.54);
1306: break;
1307: case SCALE_EM:
1308: r = su->scale *
1309: fonts[(int)TERMFONT_NONE].gly[109 - 32].wx;
1310: break;
1311: case SCALE_EN:
1312: r = su->scale *
1313: fonts[(int)TERMFONT_NONE].gly[110 - 32].wx;
1.6 schwarze 1314: break;
1.24 schwarze 1315: case SCALE_IN:
1.27 schwarze 1316: r = PNT2AFM(p, su->scale * 72.0);
1.6 schwarze 1317: break;
1.28 schwarze 1318: case SCALE_MM:
1319: r = su->scale *
1320: fonts[(int)TERMFONT_NONE].gly[109 - 32].wx / 100.0;
1321: break;
1.24 schwarze 1322: case SCALE_PC:
1.27 schwarze 1323: r = PNT2AFM(p, su->scale * 12.0);
1.6 schwarze 1324: break;
1.24 schwarze 1325: case SCALE_PT:
1.28 schwarze 1326: r = PNT2AFM(p, su->scale * 1.0);
1.6 schwarze 1327: break;
1.24 schwarze 1328: case SCALE_VS:
1.17 schwarze 1329: r = su->scale * p->ps->lineheight;
1.6 schwarze 1330: break;
1331: default:
1332: r = su->scale;
1333: break;
1334: }
1335:
1336: return(r);
1.17 schwarze 1337: }
1338:
1339: static void
1340: ps_growbuf(struct termp *p, size_t sz)
1341: {
1342: if (p->ps->psmargcur + sz <= p->ps->psmargsz)
1343: return;
1344:
1345: if (sz < PS_BUFSLOP)
1346: sz = PS_BUFSLOP;
1347:
1348: p->ps->psmargsz += sz;
1.25 schwarze 1349: p->ps->psmarg = mandoc_realloc(p->ps->psmarg, p->ps->psmargsz);
1.3 schwarze 1350: }
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